OpenTechnical

OT-2026-000036485

Publication integrity record

Single cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000036485) never changes.

Identity and time

Publication numberOT-2026-000036485 · never reused
Internal UUID01a0ae77-46e6-7a70-b2c0-252ca51a9ff1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036485
StatusPUBLIC

Content hashes

Canonical textbea6e2eed0f701feb81f318bbb2f93f0f3e6afa6aac9feae2555b23f3c433e0d
Markdown52ce87ccd2d8aa510e3806a2626a8e2fd987f137d5d5a931607efc76aca9738c
PDF
Publication page54da03e86590ba4417379fd854667a9356566cf32c1efc9228f1c4d338ed74fa
Manifest854197d921b6f392d346d738b20d9919bdd5061658c4f68a4f68bde8f6cd381c

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature37JF5NuD1811MhvdbvXZJXFe8C/lHhFGDj/CpDB76QgEFY1bLRKEfnEIryRq2Tlh/ZWdkOFjWSnPZK4lBMUgAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:25:10.361163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036485
observed 54da03e86590ba4417379fd854667a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:10.343864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036485/manifest.json
observed 854197d921b6f392d346d738b20d9919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:10.327717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036485/publication.md
observed 52ce87ccd2d8aa510e3806a2626a8e2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:10.311270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036485/publication.txt
observed bea6e2eed0f701feb81f318bbb2f93f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.